2019 BMW 4 Series 2.0 420i M Sport

Overview

• Make: BMW
• Model: 4 Series
• Trim: M Sport
• Version: 2.0 420i GPF M Sport Auto RWD Euro 6 (s/s) 2dr (181 bhp)
• Year: 2019
• Mileage: 18,023 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: White
• CO2: 143 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2019 BMW 4 Series M Sport has covered 18,023 miles, around 31,600 fewer miles than is typical for its age. The dealer is asking £17,975, which is £552 below the AskCar estimate of £18,527. To work out the AskCar estimate, we analyse UK dealer adverts for 1,814 BMW 4 Series cars across different ages and specifications. Since we first spotted the advert 41 days ago, the asking price has dropped by £1,000. We checked its advertised mileage against the government's MOT record, and they match. It is advertised by PCBS Sales in Tonbridge. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £552 (2%) under the AskCar estimate of £18,527.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 1,814 priced BMW 4 Series adverts across different ages and specifications, as of 4 November 2026.

A 2019 BMW 4 Series with the 2.0 petrol engine is typically advertised at £16,300: the median of the 97 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2019 BMW 4 Series has been on sale for at least 41 days.

Price history

AskCar first saw this advert on 24 September 2026 at £18,975. Its asking price is now £17,975, £1,000 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 24 September 2026: £18,975
• 23 October 2026: £18,475
• 31 October 2026: £17,975

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 4 July 2027.

It has had 7 MOTs. The latest, on 5 July 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 17,490 miles, which matches the advertised 18,023 miles.

Advertised mileage is about 31,600 miles lower than the median mileage of a 2019 BMW 4 Series on AskCar.

Similar cars

14 other 2019 BMW 4 Series M Sport 2.0 petrol automatic convertibles are for sale at UK dealers, from £13,999 to £19,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2019 BMW 4 Series M Sport, 2.0 petrol convertible, white. Mileage: 21,000 miles. Price: £19,995, £2,020 more than this car. Dealer: Woodman Motor Company in Blackpool. AskCar page: https://askcar.co.uk/car/bmw-4-series-2019-bbb546a68e3b
• 2019 BMW 4 Series M Sport, 2.0 petrol convertible, grey. Mileage: 33,458 miles. Price: £18,790, £815 more than this car. Dealer: Stratstone BMW Tunbridge Wells in Royal Tunbridge Wells. AskCar page: https://askcar.co.uk/car/bmw-4-series-2019-b4dbb93f4afc
• 2019 BMW 4 Series M Sport, 2.0 petrol convertible, blue. Mileage: 37,687 miles. Price: £18,990, £1,015 more than this car. Dealer: Crowther Lodge Motor Company in Gateshead. AskCar page: https://askcar.co.uk/car/bmw-4-series-2019-8ea9bb1b0363